Enable PHP fsockopen with CSF

Recently started some sites with Liquid Web hosting, everything going extremely well all around. There was one hiccup (at least for me) where PHP’s fsockopen was not working. At the time, I was trying to figure out why the Whois Lookup feature used by Blackhole Bad Bots was not working. Initial investigation revealed that fsockopen() […] Continue »

CLI Forward-Reverse Lookup

In previous posts, I’ve explained how to verify identity of search engines and other bots, by looking up the host name and then doing a reverse lookup to cross-check the IP address. This is often referred to as a forward-reverse lookup, or something to that effect. The point is, there are plenty of free online […] Continue »